<template>
  <div>
    <h3>多级菜单 -> 二级-2 -> 3级2</h3>
    <Input v-model="val" style="width: 200px" />
  </div>
</template>

<script>
export default {
  name: 'Level222',
  data() {
    return {
      val: ''
    }
  }
}
</script>
